29 results
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... Congenital intrinsic coagulation ... Pre-analytical cause ... intravascular coagulation ... aPTT #Prolonged #Causes
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Causes include : ... Pre-analytical cause ... , FVII, FIX, FX) ... amyloidosis #Abnormal ... differential #hematology #coagulation
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Causes of Prolonged ... PT (INR) - Bleeding ... Differential #Diagnosis #Algorithm ... #Causes #Hematology ... #coagulation #disorders
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Differential Diagnosis Algorithm ... Destruction • Abnormal ... #Bleeding #Bruising ... #Causes #Hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
levels of factors VII ... Thrombocytopenia - Normal ... Treat primary cause ... - APTT < 1.5 x normal ... #diagnosis #causes
#Abnormal Uterine bleeding. #Late #Bleeding #Pregnancy #Differential #Diagnosis #Algorithm #Causes #Obstetrics #OBGyn
#AUB #Abnormal #Uterine #Bleeding #Mnemonic
#Abnormal Uterine ... bleeding. ... Differential #Diagnosis #Algorithm ... #Causes #Obstetrics ... #Differential #Causes
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
inhibitor of a coagulation ... factor == NORMAL ... PT/NORMAL PTT: ... intravascular coagulation ... discern these causes
Normal Thromboelastogram - Specific parameters represent the 3 phases of the cell-based model of haemostasis: initiation,
Normal Thromboelastogram ... Diagnosis #Hematology #Coagulation ... #Thromboelastogram ... #TEG #Normal #Interpretation
Bleeding manifestations 
Petechiae are small, flat, red, discrete areas of skin bleeding that are typically <2
ecchymosis) is caused ... are typical of coagulation ... Type O blood normally ... , PT should be normal ... Measurement of coagulation
Thromboelastography (trademarked as TEG)
 • Graphical representation of the fibrin polymerization process
 • Point-of-care anti-coagulation monitoring
trademarked as TEG ... Point-of-care anti-coagulation ... routine transfusion algorithms ... Thromboelastography #Thromboelastogram ... #TEG #interpretation